The SICK WTB4SL-3N1161 is a high-performance photoelectric sensor designed for precise and reliable object detection in industrial automation systems. Its compact stainless steel housing provides robust construction, ensuring long-term durability and consistent performance in demanding environments. The sensor is ideal for conveyor systems, packaging lines, automated material handling, and other industrial applications requiring dependable, high-accuracy detection.

Equipped with a visible red laser light source operating at 650‚ÄØnm, the WTB4SL-3N1161 generates a highly focused laser spot with a diameter of √ò‚ÄØ1‚ÄØmm at 170‚ÄØmm. This precision allows the sensor to accurately detect small, transparent, or irregularly shaped objects, ensuring reliable operation in high-speed and high-precision automation processes.

The sensor offers excellent environmental resistance with IP67 and IP69K ingress protection ratings, providing reliability in dusty, wet, or washdown conditions. This makes it particularly suitable for hygienic and washdown-required industrial environments, including food and beverage production, pharmaceutical manufacturing, and other sectors that demand durability and environmental resilience.

With an adjustable sensing range controlled via a convenient teach-in button, the WTB4SL-3N1161 can detect objects from 25‚ÄØmm to 300‚ÄØmm. This feature allows the sensor to be easily configured for specific operational requirements, ensuring optimal detection performance across a variety of applications.

Designed for high-speed automation systems, the sensor delivers rapid response times, providing precise and reliable object detection even in dynamic processes. Its NPN output configuration supports versatile integration with control systems and allows both light-on and dark-on switching modes for maximum adaptability.

Operating effectively within a temperature range of –10 °C to +50 °C, the WTB4SL-3N1161 combines precision, durability, and environmental resistance in a compact, high-performance package. Its combination of adjustable sensing range, rugged stainless steel housing, precise laser detection, and high ingress protection makes it a dependable solution for modern industrial automation.

In summary, the SICK WTB4SL-3N1161 photoelectric sensor delivers accurate, reliable, and flexible performance. Engineered for demanding industrial environments, it ensures consistent detection, operational efficiency, and safety across a wide range of automation applications.